In the "Replace with:" box, enter your new map name. In my case, I am entering:

nazi_zombie_testmap

In "Filters:" box, enter:

*

Here is a picture of what my Find window looks like: Now press the 'Replace in Files' button. This will replace all instances of the oldtown mapname with your new mapname. Once the replace finishes, it will tell you how many instances it replaced. Press OK and minimize or close Notepad++.

Renaming files

We're almost done. Now we need to manually rename any files that contain the words 'nazi_zombie_oldtown'. Here is a list of the files that need to be renamed:

Final Note

Now that you have renamed every single instance of "nazi_zombie_oldtown" to your new map name, go inside your nazi_zombie_oldtown_src folder and select all the folders inside*. Copy and paste the group into your*root' directory.